# 入力
card_list = list(map(int, input().split()))
# 並び替え
card_list.sort()

# 初期値
message = 'NO HAND'
start = 0
end = len(card_list)
pair = 0
one_pair = 0
three_card = 0

# ペアチェック
for search in card_list:
    start += 1

    if pair == 0:
        # 1枚目と2〜5枚目までを比較
        for list_num in card_list[start:end]:
            # ペアがあればカウント
            if search == list_num:
                pair += 1
        
        # ペアの数によって役を設定
        if three_card == 0 and one_pair == 0 and pair == 1:
            message = 'ONE PAIR'
            one_pair += 1
        elif one_pair > 0 and pair == 1:
            message = 'TWO PAIR'
        elif one_pair == 0 and pair == 2:
            message = 'THREE CARD'
            three_card += 1
        elif (one_pair > 0 and pair == 2) or (three_card > 0 and pair == 1):
            message = 'FULL HOUSE'
    
    # ペアがあった場合、チェックを飛ばす
    else:
        pair -= 1

# 役名を出力
print(message)